STATEMENT OF WORK (SOW)

COMMANDER NAVY REGION HAWAII (CNRH)

COMPRESSOR MAINTENANCE

1.0 Background and Introduction

This Statement of Work (SOW) defines the requirements for a contractor to perform critical preventative and corrective maintenance on U.S. Navy Diving Equipment, Flexible Hoses, Divers Life Support Systems (DLSS), and associated support systems, including Bauer air compressors. The work described herein is mandated by the specific Maintenance Requirement Cards (MRCs) referenced in Appendix A of this SOW. The maintenance is essential for ensuring the continued operational safety, certification, material readiness, and full functional integrity of these critical systems. All work must be executed with the highest level of precision, quality control, and strict adherence to all specified naval procedures and safety standards, including work performed under the Re-Entry Control (REC) program where applicable.

2.0 General Scope of Work

The Contractor shall provide all necessary qualified personnel, supervision, calibrated tools, approved materials, test equipment, and transportation to perform the full scope of maintenance requirements as detailed in this Statement of Work (SOW) and its appendices. The work includes, but is not limited to, inspection, cleaning, testing, calibration, lubrication, preservation, and replacement of components on one breathing air and gas compressor.

Corrective Maintenance and Repairs: In the event that additional repairs are identified during the performance of scheduled maintenance, the Contractor shall notify the Government Point of Contact (POC) and provide a separate, itemized, firm-fixed-price quotation detailing the required repairs, associated labor, replacement parts, materials, and any additional costs. The Contractor shall not proceed with any repairs outside the scope of scheduled maintenance without prior written authorization from the Government Point of Contact.

All approved repairs shall be performed in accordance with the manufacturer's specifications and applicable safety standards. The costs associated with authorized repairs shall be charged against the Corrective Maintenance Contract Line Item Number (CLIN) established under the contract. The Contractor shall not exceed the available funding under the applicable CLIN without prior written authorization from the Contracting Officer.

Contractor-Caused Damage and Repairs: Any repairs, replacement parts, materials, or additional labor required as a direct result of the Contractor's negligence, improper maintenance, defective workmanship, or failure to comply with the requirements of this SOW shall be performed at no additional cost to the Government. The Contractor shall be solely responsible for correcting such deficiencies and restoring the equipment to its required operational condition. Costs associated with Contractor-caused damage or deficiencies shall not be charged against the Corrective Maintenance CLIN or any other CLIN under the contract.

3.0 Period of Performance

The Period of Performance for this contract shall be for five (5) years from the date of contract agreement. Base Year: 9/30/2026 – 9/29/2027, OY1: 9/30/2027 – 9/29/2028, OY2: 9/30/2028

– 9/29/2029, OY3: 9/30/2029 – 9/29/2030, OY4: 9/30/2030 – 9/29/2031.

4.0 Place of Performance

All work shall be performed at the locations specified for each MRC, including EOD DET MIDPAC NAVMAG West Loch BLDG 547 G Ave Ewa Beach, HI 96706 and, where required, at the Contractor's certified repair facility.

5.0 General Requirements and Compliance Standards

• 5.1 Technical Compliance: All work shall be performed in strict accordance with the procedures outlined in the applicable MRCs listed in Appendix A. No deviation from these procedures is permitted without prior written approval from the designated Government technical authority.

• 5.2 Quality Assurance: Where specified by an "RV" designator or as otherwise noted in the MRC, maintenance shall be performed under the Re-entry Control (REC) program. The Contractor shall be responsible for the initiation, maintenance, and closure of all REC documentation, including providing all Objective Quality Evidence (OQE).

• 5.3 Safety: The Contractor shall comply with all safety precautions listed in each MRC, as well as the overarching guidance of the Navy Safety and Occupational Health (SOH).

Manual, OPNAV M-5100.23. Tag-Out procedures shall be strictly followed in accordance with the Tag-out User’s Manual (TUM).

• 5.4 Personnel Qualifications: Contractor personnel shall be fully trained and qualified for the specific maintenance they are assigned to perform. For systems containing greater than 25% oxygen, personnel must be certified "Oxygen Clean Workers."

• 5.5 Data Security: The Contractor acknowledges that all referenced technical documents are subject to Distribution Statement D and contain export-controlled data. The Contractor shall implement and maintain procedures to safeguard this technical data from unauthorized disclosure.

6.0 Specific Requirements

The Contractor shall perform all tasks as outlined in the appendices to this SOW.

• Appendix A - Schedule of Maintenance Requirements: This appendix lists each discrete maintenance task, its MRC number, periodicity, and the associated cost for each period of performance.

• Appendix B - Schedule of Required Equipment: This appendix provides a detailed breakdown of the tools, parts, materials, and miscellaneous equipment required to perform each MRC.

• Appendix C - Summary of Maintenance Actions: This appendix provides a high-level summary of the primary maintenance action for each MRC.

7.0 Deliverables

The Contractor shall provide the following upon completion of each maintenance task:

• A completed and signed record of maintenance performed.

• A complete REC package with all required OQE, where applicable.

• A completed Gauge Calibration Log for all calibrated gauges.

• A completed Compressor Efficiency Test Form, where applicable.

8.0 Technical Points of Contact

EOD Technicians: Jacob Nerad, Troy Bristol, Brandon Wolf, or Evan Naff

Duty Phone: 808-306-6670 / 808-306-6676

Appendix A: Schedule of Maintenance Requirements

The following table outlines the specific maintenance tasks to be performed annually for five years and as needed, based on Estimate #1503.

Year MRC Number Maintenance Requirement Description Cost

Year 1 Total for Year 1

35 RN31 Verify Filtration Backpressure

35 RN29 Operate and Inspect Diver's Air Compressor

35 3BQD Obtain Sample from Diver's Air Source

35 9XRL Clean and Inspect Battery and Battery Cables

35 9KYU Lubricate PTO, Bearings, and Test Operate Compressor

45 1MJ8 Inspect Installed Flexible Hoses and Fittings

75 8FYJ Inspect Compressed Gas Receiver/Flasks

45 9UKU Clean, Inspect, and Lubricate Gas Valves

35 QR80 Clean and Inspect Condensate Filter

35 1GV2 Replace Air Purifier and Filter Cartridges

35 9YND Clean and Inspect Filter Inserts

35 1MX4 Inspect Drive Belt Tension

Year 2 Total for Year 2

35 RN31 Verify Filtration Backpressure

35 RN29 Operate and Inspect Diver's Air Compressor

35 3BQD Obtain Sample from Diver's Air Source

35 9XRL Clean and Inspect Battery and Battery Cables

35 9KYU Lubricate PTO, Bearings, and Test Operate Compressor

45 1MJ8 Inspect Installed Flexible Hoses and Fittings

75 8FYJ Inspect Compressed Gas Receiver/Flasks

45 9UKU Clean, Inspect, and Lubricate Gas Valves

35 QR80 Clean and Inspect Condensate Filter

35 1GV2 Replace Air Purifier and Filter Cartridges

35 9YND Clean and Inspect Filter Inserts

35 1MX4 Inspect Drive Belt Tension

35 1CY8 Calibrate Portable Gauges

65 1TL2 Perform Compressor Efficiency Test

35 6JGN Clean and Inspect Intake Filters

35 PS36 Change Oil and Replace Oil Filter Assembly

35 RN30 Replace Compressor Check Valves

35 8GSB Calibrate DLSS Installed Gauges

Year 3 Total for Year 3

35 RN31 Verify Filtration Backpressure

35 RN29 Operate and Inspect Diver's Air Compressor

35 3BQD Obtain Sample from Diver's Air Source

35 9XRL Clean and Inspect Battery and Battery Cables

35 9KYU Lubricate PTO, Bearings, and Test Operate Compressor

45 1MJ8 Inspect Installed Flexible Hoses and Fittings

75 8FYJ Inspect Compressed Gas Receiver/Flasks

45 9UKU Clean, Inspect, and Lubricate Gas Valves

35 QR80 Clean and Inspect Condensate Filter

35 1GV2 Replace Air Purifier and Filter Cartridges

35 9YND Clean and Inspect Filter Inserts

35 1MX4 Inspect Drive Belt Tension

35 6KTB Test Relief Valves

75 1GZ8 Inspect Carbon Steel Receivers

Year 4 Total for Year 4

35 RN31 Verify Filtration Backpressure

35 RN29 Operate and Inspect Diver's Air Compressor

35 3BQD Obtain Sample from Diver's Air Source

35 9XRL Clean and Inspect Battery and Battery Cables

35 9KYU Lubricate PTO, Bearings, and Test Operate Compressor

45 1MJ8 Inspect Installed Flexible Hoses and Fittings

75 8FYJ Inspect Compressed Gas Receiver/Flasks

45 9UKU Clean, Inspect, and Lubricate Gas Valves

35 QR80 Clean and Inspect Condensate Filter

35 1GV2 Replace Air Purifier and Filter Cartridges

35 9YND Clean and Inspect Filter Inserts

35 1MX4 Inspect Drive Belt Tension

35 1CY8 Calibrate Portable Gauges

65 1TL2 Perform Compressor Efficiency Test

35 6JGN Clean and Inspect Intake Filters

35 PS36 Change Oil and Replace Oil Filter Assembly

35 RN30 Replace Compressor Check Valves

35 8GSB Calibrate DLSS Installed Gauges

Year 5 Total for Year 5

35 RN31 Verify Filtration Backpressure

35 RN29 Operate and Inspect Diver's Air Compressor

35 3BQD Obtain Sample from Diver's Air Source

35 9XRL Clean and Inspect Battery and Battery Cables

35 9KYU Lubricate PTO, Bearings, and Test Operate Compressor

45 1MJ8 Inspect Installed Flexible Hoses and Fittings

75 8FYJ Inspect Compressed Gas Receiver/Flasks

45 9UKU Clean, Inspect, and Lubricate Gas Valves

35 QR80 Clean and Inspect Condensate Filter

35 1GV2 Replace Air Purifier and Filter Cartridges

35 9YND Clean and Inspect Filter Inserts

35 1MX4 Inspect Drive Belt Tension

45 RA36 Inspect Gas Tubes, Piping, and MEGC

35 8GTL Hydrostatic Test Hoses

64 C4SK Calibrate Pressure Gauges (King Nutronics)

35 6JGS Clean and Inspect Suction/Discharge Valves

35 6LNG Clean Cooling System Components

35 8AYN Inspect Compressor Oil Level

Note: Weekly (W-1) tasks are to be performed by site users and are listed for context.

Appendix B: Schedule of Required Equipment

(This appendix remains unchanged from the original SOW but is included for completeness. It details the tools, parts, and materials for each MRC.)

MRC Number Required Tools, Parts, and Materials

45 1MJ8 N Materials: Dusting brush, Leak test compound. Tools: Inspection mirror, Wrench set (SAE 1/4"-2"), 5X Magnifier, Handheld LED flashlight. Misc: Nitrile gloves, Goggles, HMUG, Flex Hose Assemblies Manual.

35 8GTL U Materials: Chalk, Protective cap-plugs, Wrist watch, Personnel ID tag. Tools: Pressure gauges (0-2000, 0-5000, 0-10000 PSI), Hydraulic test pump. Misc: Flex Hose Assemblies Manual.

75 8FYJ N Materials: Lint-free cloth, Container, Non-ionic detergent, Fresh water, Polyester wipers. Tools:

5X Magnifier, Flashlight. Misc: Nitrile gloves, Goggles, various NDT and system manuals.

45 RA36 N Misc: This MRC primarily requires various technical manuals (49 CFR, ADR, IMDG, ISO) for inspection criteria.

75 1GZ8 Y Perform Internal and External Visual Inspection of Carbon Steel Receivers.

45 9UKU N Materials: Paint brush, Cleaning cloth, Safety tag, Liquid hand soap, Aircraft/instrument grease (MIL-PRF-27617). Tools: Wire scratch brush, Explosive-proof flashlight, Machinist's steel rule.

Misc: Nitrile gloves, Goggles, HMUG, TUM.

35 6KTB Y Materials/Parts: Plastic bags, Lint-free cloth, Container, Detergent, Safety/marking tags, Anti-seizing tape, Wire, Leak test compound, O-rings, Grease, Nitrogen. Tools: Full range of hand tools including wrenches (SAE, adjustable), pliers, hammers, die sets, magnifiers, and UV/white lights. Misc: Full PPE, technical manuals, REC forms.

35 1CY8 N Materials: Plastic bags, Protective caps, Non-ionic detergent, Pail, Technical nitrogen, Calibration labels, Gage calibration log. Tools & PPE: Nitrile gloves, Goggles, various NAVAIR manuals for calibration.

64 C4SK U Test Equipment: King Nutronics 3461 Calibrator (or equivalent). Materials: Safety tag, Machinery wiping towel, Calibration label. Tools: Wrenches, Tape measure. Misc: Full PPE, TUM, NSTM 300.

35 8GSB Y Calibrate Diver's Life Support System (DLSS) Installed Gauges.

35 RN31 N Materials: Compressor Log Book. Misc: Related MRC M-1R (RN29).

35 RN29 Y Materials: Container, Cleaning cloth, Compressor Log Book, Leak test compound. Parts: Air exhaust muffler system throttling kit. Misc: Full PPE, HMUG, related MRCs.

35 3BQD N Materials: Wrist watch. Tools: Air sampling kit, Wrench (1-3/8"), PC or Laptop with Analox ACG+ software. Misc: US NAVY DIVING MANUAL.

35 9XRL N Materials: Battery water, Dusting/cleaning brush, Lint-free cloth, Container, Technical petrolatum, Safety tag, Sodium bicarbonate, Fresh water, Towels. Tools: Battery post brush, Wire scratch brush, Water hose, Explosive-proof flashlight, Screwdriver set. Misc: Full PPE, relevant NSTM and safety manuals.

35 9KYU N Materials: Cleaning cloth, Safety tag, Lithium-based grease (Mobil XHP 222), Ball/roller bearing grease. Tools: Hand-operated lubricating gun, Wrench sets (SAE and Metric). Misc:

Nitrile gloves, HMUG, TUM.

35 QR80 Y Materials: Non-ionic detergent, Cleaning cloth, Safety tag. Parts: Sludge separator, Filter insert, Silencer/filter element. Tools: Screwdriver, Wrench set (SAE), Explosive-proof flashlight. Misc: Full PPE, HMUG, TUM.

MRC Number Required Tools, Parts, and Materials

35 1GV2 Y Materials: Lint-free cloth, Container, Detergent, Air service hose, Safety tag, Water, Low pressure air, Compressor log, Grease, Polyester wipers. Parts: Extensive list of purifier cartridges, filter elements, and O-rings. Tools: Full range of hand tools, including specialty filter wrenches and air blow gun. Misc: Full PPE, HMUG, TUM.

35 9YND Y Materials: Lint-free cloth, Container, Detergent, Air service hose, Leak test compound, Safety tag, Water, Low pressure air, Nylon brushes, Compressor log, Grease, Sealing compound (Loctite Blue #242). Parts: Various O-rings, Sintered metal filter assembly/kit, Helican insert.

Tools: Full range of hand tools, including torque wrench and magnifier. Misc: Full PPE, HMUG, TUM.

35 1MX4 Y Materials: Safety tag. Parts: V-Belt. Tools: Wrench set (SAE and Metric), Explosive-proof flashlight, Rule, Yardstick. Misc: TUM.

65 1TL2 Y Parts: Air exhaust muffler system throttling kit. Tools: Stopwatch, Adjustable wrench, High Pressure Air Flask of Known Volume. Misc: Hearing protection, Faceshield, Compressor Technical Manual.

35 6JGN Y Materials: Lint-free cloth, Air service hose, Safety tag. Parts: Air intake filter element, O-ring, Filter body, various filter elements. Tools: Pneumatic cleaning gun. Misc: Gloves, Goggles, HMUG, TUM.

35 PS36 Y Materials: Container, Non-ionic detergent, Steam turbine lubricating oil, Cleaning cloth, Safety tag, Pail, Funnel, various synthetic/compressor oils. Parts: Fluid filter element, Oil supply filter assembly, Oil plug gasket, Sludge separator. Tools: Full wrench sets (SAE, metric, torque), Screwdriver attachments, Flashlight. Misc: Full PPE.

35 6JGS Y Materials: Lint-free cloth, Detergent, Leak test compound, Silicone compound, Safety tag, Cleaning solvent (MIL-PRF-680). Parts: Extensive list of gaskets and O-rings. Tools: Caliper, Ball peen hammer, Screwdrivers, Socket sets (Metric), various wrenches, Assembly jig, Suction valve removal tool. Misc: Full PPE.

35 6LNG N Materials: Air service hose, General purpose cloth, Safety tag, Low pressure air. Misc:

Faceshield, TUM.

35 RN30 Y Materials: Safety tag. Parts: Various contingency check valves and pressure maintaining valves. Tools: Wrench set (SAE, 1/4" - 2"). Misc: TUM.

35 8AYN N Materials: Steam turbine lubricating oil, General purpose cloth, Funnel, various other compressor oils. Misc: Chemical/oil protective gloves, HMUG.

Appendix C: Summary of Maintenance Actions

(This appendix remains unchanged from the original SOW but is included for completeness. It provides a high-level summary of each maintenance action.)

MRC Number Summary of Maintenance Action

45 1MJ8 N Perform a detailed visual inspection of installed flexible hoses and fittings for physical damage, leaks, and signs of wear.

35 8GTL U Perform a hydrostatic pressure test on hoses to verify their integrity and certify them for service.

75 8FYJ N Conduct an external visual inspection of compressed gas receivers/flasks for corrosion, physical damage, and coating integrity.

75 1GZ8 Y Perform a detailed internal and external visual inspection of carbon steel receivers for signs of corrosion or damage.

45 RA36 N Conduct a visual inspection of the structural and plumbing integrity of Multiple-Element Gas Containers (MEGCs).

45 9UKU N Clean, inspect for proper operation, and lubricate various LP/MP/HP gas system valves.

35 6KTB Y Remove, test, and certify the lift and reseat pressure of system relief valves.

35 1CY8 N Calibrate portable gauges against a known standard and document the results.

64 C4SK U Perform an on-site or in-place calibration of installed pressure and differential pressure gauges.

35 8GSB Y Calibrate installed gauges within the Diver's Life Support System (DLSS) to ensure accuracy.

35 RN31 N Verify the compressor's filtration system is maintaining the correct backpressure, ensuring filter integrity.

35 RN29 Y Operate the air compressor under load for at least one hour, inspecting for leaks, proper ACD operation, and overall system performance.

35 3BQD N Collect a compressed air sample from the diver's air source and send it to an approved laboratory for purity analysis.

35 9XRL N Clean battery terminals and cables of corrosion and inspect for damage or loose connections.

35 9KYU N Lubricate the grease fittings on the Power Take Off (PTO) unit, bearings, and couplers of engine-driven compressors.

35 QR80 Y Disassemble, clean, and inspect the condensate collection tank's exhaust filter elements for damage or blockage.

35 1GV2 Y Replace all purification cartridges in the compressor's filtration system, including the air purifier, drying filter, and CO filter.

35 9YND Y Disassemble the oil and water separator, then clean, inspect, and reassemble the internal sintered metal or helical insert filter element.

35 1MX4 Y Inspect the compressor's drive belt(s) for proper tension, signs of fraying, cracking, or excessive wear.

65 1TL2 Y Conduct a timed pressure test using a known volume to calculate and verify the compressor's output efficiency meets the minimum standard (75%).

35 6JGN Y Remove, clean, and inspect the air pre-filter and main intake filter for clogging or damage.

MRC Number Summary of Maintenance Action

35 PS36 Y Drain and replace the lubricating oil and replace the oil filter element/assembly in the compressor.

35 6JGS Y Disassemble compressor valve heads to clean, inspect, and measure the suction and discharge valves, springs, and seats for wear or damage.

35 6LNG N Inspect and clean cooling fins on the compressor crankcase and interstage tubing to ensure proper heat dissipation.

35 8AYN N Visually inspect the compressor oil level via the dipstick or sight glass to ensure it is within operating limits.

35 RN30 Y Replace the inlet and outlet check valves on the Bauer air compressor to ensure proper system pressurization and prevent backflow.